PRE-CRASH SAFETY SYSTEM

DTC Code	DTC Name
	HOW TO PROCEED WITH TROUBLESHOOTING

VEHICLE BROUGHT TO WORKSHOP

Result

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NEXT

CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK

Pre-crash Safety System Customer Problem Analysis

Vehicle Brought to Workshop

Year

Month

Day

Dealer name

Person in charge at headquarters

Telephone number

Shop name

Person in charge at shop

Frame type

Frame No.

First Registered Year

Total distance traveled

Customer Concerns

(Include details)

Does not operate

Operates abnormally

Date of malfunction occurrence

(Since when)

Year

Month

Day

Approx. Time

Date of last inspection

Year

Month

Day

Frequency of problem symptoms

Once / Occasionally (times per day, times per month) / Every time certain conditions are met ( )

Weather

Sunny / Cloudy / Rain (Heavy/Light) / Snow (Amount of snowfall cm) / Other ( )

Vehicle speed

Approximately ( ) km/h

Place

Prefecture

(Attach a map if possible)

Driving path (where vehicle turned, where driver attempted to drive to, etc.)

* Describe the conditions immediately after the occurrence in as much detail as possible.


*1	Conditions of Occurrence Diagram

Surrounding road conditions

Describe whether there were any billboards, metal objects on the road (manholes), guardrails, pipes, cat's eyes, gate bars, etc.

Urban area / Suburbs / Highway / Other ( )

Road surface conditions

Temperature

About °C ( °F)

Direction of travel

Straight / Right turn / Left turn / Right curve / Left curve

Snow wall(s)

Y / N

Driving lane

Number of lanes on one side (lanes) / ( ) lane(s) from left

Backlighting

Y / N

Condition of external area around detection sensor

No foreign matter adhesion / Foreign matter adhesion (water, snow, ice, other)

Additional information about condition of vehicle exterior (other than above)

DTC

First Time (when vehicle brought to workshop)

Second Time (after clearing DTC)

Status of operation switch

Pre-crash safety system cancel switch

Far / Medium / Near / OFF

VSC OFF switch

ON / OFF

Serial number of main part

* Fill in when removing, installing or replacing part

Forward recognition Camera

Describe the items to the right in as much detail as possible.

Driver operation

Accelerator pedal operated / Brake pedal operated / Steering wheel operated

Time elapsed after engine is started

Approximately ( ) minutes

Tire pressure inspection result

Front: LH ( ) kPa RH ( ) kPa Standard ( ) kPa

Rear: LH ( ) kPa RH ( ) kPa Standard ( ) kPa

Sensor optical axis inspection result

Forward recognition camera

Accident history

Y / N

Millimeter wave radar sensor assembly

Accident history

Y / N

Vehicle modified

Y ( ) / N

Items installed or attached around windshield glass

Drive recorder* / Radar detector / Navigation unit (genuine/non-genuine) / ETC / Charms or toys / Other:

*: As information regarding the item is important for the investigation, make sure to obtain the item if permission is given by the customer.

Result

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NEXT

INSPECT BATTERY VOLTAGE

Measure the battery voltage with the engine switch off.

Standard Voltage
11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.

Result

Proceed to
OK
NG

NG

CHARGE OR REPLACE BATTERY

OK

INSPECT MILLIMETER WAVE RADAR SENSOR ASSEMBLY (BEAM AXIS MISALIGNMENT READING)*

Adjust the reflector height.

Click here
Place the reflector.

Click here
Connect the GTS to the DLC3.
Turn the engine switch on (IG).
Turn the GTS on.
Enter the following menus: Body Electrical / Pre-Crash 2 / Utility / Front Beam Axis Misalignment Reading.
Check the amount of misalignment and make a note.
Enter the following menus: Body Electrical / Pre-Crash 2 / Utility / Front Beam Axis Offset Reading.

Check the amount of offset and make a note.

Result

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NEXT

CHECK CAN COMMUNICATION SYSTEM*

Use the GTS to check if the CAN communication system is functioning normally.

for LHD:

Click here
for RHD:

Click here

Result

Result	Proceed to
CAN DTC is not output	A
CAN DTC is output (for LHD)	B
CAN DTC is output (for RHD)	C

B

GO TO CAN COMMUNICATION SYSTEM Click here

C

GO TO CAN COMMUNICATION SYSTEM Click here

A

CHECK WARNING LIGHT

Check the condition of the warning lights on thecombination meter assembly.

Result

Result	Proceed to
Warning lights other than the PCS warning light are not illuminated or flashing	A
Warning lights other than the PCS warning light are illuminated or flashing	B

B

GO TO MALFUNCTIONING SYSTEM

A

INSPECT MULTI-INFORMATION DISPLAY

Check if a pre-crash safety system warning message is displayed on the multi-information display in the combination meter assembly.

Result

Result	Proceed to
"Pre-crash Safety Malfunction Visit Your Dealer" is displayed	A
"Pre-crash Safety Unavailable", "Pre-crash Safety Unavailable Clean Sensor". "Forward Camera Systems Unavailable Clean Windshield" or "Forward Camera Systems Unavailable" is displayed	B
Warning message is not displayed	C

B

GO TO PROBLEM SYMPTOMS TABLE Click here

C

CHECK CONDITIONS WHEN PRE-CRASH SAFETY SYSTEM DID NOT OPERATE

A

CHECK FOR DTC*

Check for DTCs.

Click here
1. Record the DTCs.
Clear the DTCs.

Recheck for DTCs.

Attempt to duplicate the malfunction and check if the DTCs are output again.

Click here

Result

DTC Condition	Proceed to
DTCs are not output	A
DTCs are output	B
No DTCs are output, and malfunction cannot be duplicated or checked	C

B

GO TO DTC CHART Click here

C

GO TO SYMPTOM SIMULATION Click here

A

PROBLEM SYMPTOMS TABLE

Refer to Problem Symptoms Table.

Click here

Result

Result	Proceed to
Fault is not listed in Problem Symptoms Table	A
Fault is listed in Problem Symptoms Table	B

B

GO TO STEP 11 Click here

A

OVERALL ANALYSIS AND TROUBLESHOOTING*

Data List / Active Test.

Click here

Terminals of ECU.

Click here

Result

Proceed to
NEXT

ADJUST, REPAIR OR REPLACE

Result

Proceed to
NEXT

CONFIRMATION TEST

Result

Proceed to
NEXT

END

PRE-CRASH SAFETY SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING